From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A57E83112C1 for ; Fri, 20 Feb 2026 08:35:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771576527; cv=none; b=tnLe7SvPB5EeJ6NczGzEO2qS86ukFay9YT7Blb+rtiMZt7G66VR56awDhU8jM+ISfqAaJLpF1TthIKesRnXvAU0GMZv/TvjW52SEUOWAmI1vnmn3YoKdjLh2xLVSzVSSO3ZPHVV7L5WYq6xAa3mICSxAWMMEYDnkX+1XI5nPR5w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771576527; c=relaxed/simple; bh=F+gihPeU83HHKc9wwG/R06SPNq+qpdQYay6QFni9La8=; h=MIME-Version:References:In-Reply-To:From:Date:Message-ID:Subject: To:Cc:Content-Type; b=IIud2wiIpNYisiYMhz/5nfTAvkUrBNA5Oxow/CF/HBG+HBVVLfPsYth6RNTwAI0HJqmObWtsPwD2jtR9fJ1jke+icJUphPmP5RwP//y5hWLWIxCkp1qJvec7w4oIUx57O3ojvKs4zyMp3JRr49SuVDH13+2FZffDOOs2ZmjgUd0= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=kkKbkDfg; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="kkKbkDfg" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6A092C116D0 for ; Fri, 20 Feb 2026 08:35:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1771576527; bh=F+gihPeU83HHKc9wwG/R06SPNq+qpdQYay6QFni9La8=; h=References:In-Reply-To:From:Date:Subject:To:Cc:From; b=kkKbkDfg7LY//5OJYaZSkleXjUoMu+RW220pDHkKbZlN55Oj2bXtFt5R8X1w0sIna cymy+L/AwtBZBpsdwrNRR8IvMkxtuOE2NqQntsJ/BMm6clJSCJtkdi7LegkH0sNM5x K00CBQOBaGve/qYdj3HmoeIHdbVUmr9ZhwUCKkC7B7u5cOnBGgI2G46buQRTkKETo2 AfihroHsJWV2Km/EI9lV4T+LeaLXaPHHDdH+Qb7s/2CAaoWO8FefzaFqvZtSLqEf4U 8x6fQSTQWEdWGcfjmJTdB2sSzX7hUid9P0n2igAbrQOgPHx3hnJD372eHrnJgY/MrN kPB/OMgwSejyg== Received: by mail-yx1-f53.google.com with SMTP id 956f58d0204a3-649d4c77a32so1730603d50.2 for ; Fri, 20 Feb 2026 00:35:27 -0800 (PST) X-Forwarded-Encrypted: i=1; AJvYcCV3UO+Pdo6JwqEY8dP1zZBN18Afsm5l+MupPUVWZ3A7v7HhWZYwPI7AfYEmNwCtrjVn+CmFzvw+XzKW4js=@vger.kernel.org X-Gm-Message-State: AOJu0Yz/X+zvnYdwFiz/jIpiR6acroFKWrWZlIBiY7p1VcMAloYnJpXn gD0zuSZrrPvXqc2XPzd6Dz4mUkmLPOpg0aL2FZmIXBrTCLx78a1owDOA8JmY85XPh1yLra8RHfP HX3thn8Mxg9XvJWfvlgxUY3DhyQNScD0= X-Received: by 2002:a05:690e:dcd:b0:649:c36a:a9c1 with SMTP id 956f58d0204a3-64c70df7277mr663978d50.69.1771576526565; Fri, 20 Feb 2026 00:35:26 -0800 (PST) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <20260211081355.3028947-1-james.hilliard1@gmail.com> <338e6575-ec44-4179-94af-9086a7ca79ac@kernel.org> <92359c6d-06ac-4f8d-baa5-6fa45a536455@kernel.org> <30026ed7-cd19-4be2-adbb-e8bb155a75b8@kernel.org> <20260212195423.GA787785-robh@kernel.org> <20260220091727.5330accd@bootlin.com> In-Reply-To: <20260220091727.5330accd@bootlin.com> From: Linus Walleij Date: Fri, 20 Feb 2026 09:35:15 +0100 X-Gmail-Original-Message-ID: X-Gm-Features: AaiRm519WEZgCW7-36GlJV-kjwOVV9yATQgCHNaAzNCaP2lafv6imRtDymdCIqI Message-ID: Subject: Re: [PATCH v2 1/2] dt-bindings: gpio: add gpio-aggregator binding To: Herve Codina Cc: Rob Herring , James Hilliard , Krzysztof Kozlowski , linux-gpio@vger.kernel.org, Geert Uytterhoeven , Bartosz Golaszewski , Krzysztof Kozlowski , Conor Dooley , Alexander Stein , devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Fri, Feb 20, 2026 at 9:17=E2=80=AFAM Herve Codina wrote: > With nexus, you cannot translate &spi0. > > Also nexus works well when an index is involved. In other word, it works > well with phandle with args. > > i2c-bus =3D <&i2c0>; > > In this kind of of definition, no index are present. With nexus node, thi= s > looks like > > i2c-bus =3D <&nexus>; > > How to handle multiple i2c busses with nexus node? Can't you just use the foo-n suffix trick from the pinctrl etc? my_nexus: nexus { gpio-map =3D <...>; interrupt-map =3D <...>; nexus_i2c0: i2c-bus-0 =3D <&i2c4>; nexus_i2c1: i2c-bus-1 =3D <&i2c6>; nexus_i2c2: i2c-bus-3 =3D <&i2c8>; }; &nexus_i2c1 { sensor@4c { .... }; }; Maybe it's not as elegant but I think it could work? Yours, Linus Walleij